Final answer:
The auditors' primary objectives in an examination of investments in securities is to determine ownership, existence, and proper classification of securities.
Step-by-step explanation:
The auditors' primary objectives in an examination of investments in securities is to:
- To determine whether securities are the property of the client.
- To determine whether securities actually exist.
- To determine whether securities are properly classified on the balance sheet.
Therefore, the correct answer is option 3) To determine whether all securities are in proper, secure files at year-end.